国标GB法兰标准.docx

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1、最新国标GB法兰标准凸面平焊钢制管法兰PN1.0MPa(10bar)MM公称管子连接尺寸通径外径法兰管径螺栓孔中心圆直径DNADKL系列1/系列2系10149060151895652025105752532115853238140/1351004045150/1451105057165/1601256573185/1801458089200/195160100108220/215180125133250/245210150159285/280240175194310270200219340/335295225245365

2、325250273395/390350300325445/440400350377505/5004604004265655154504806155655005306706206006307807257007208958408008201015/10109509009201115/11101050100010201230/122011601100112013401270120012201455/14501380凸面平焊钢制管法兰PN1.6MPa(16bar)MM公称管子连接尺寸通径外径法兰管径螺栓孔中心圆直径螺栓孔直径DN

3、ADKL系列1/系列2系列1/系列21014906014151895651420251057514253211585143238140/135100184045150/145110185057165/160125186573185/180145188089200/19516018100108220/21518018125133250/24521018150159285/2802402317519431027023200219340/335295232252453653252325027340535526/25300325

4、16041026/2535037752047026/254004265805253045048064058530500530715/7056503460063084077036/4170072091084036/418008201025/102095039/419009201125/1120105039/41100010201255117042/4811001120137012804239/41n120012201485139048/54凸面平焊钢制管法兰PN2.5MPa(25bar)MM公称管子连接尺寸通径外径法兰管

5、径螺栓孔中螺栓孔直径DNAD心圆直径L系列1/系列2K系列1/系列21014906014151895651420251057514253211585143238140/135100184045150/145110185057165/160125186573185/180145188089200/19516018100108235/2301902312513327022026/2515015930025026/2517519433028026/2520021936031026/25225245395340302502734

6、253703030032548543030350377555/55049040400426620/61055036/34450480670/66060036/3450053073066036/34600630845/84077041700720960/95587542/488008201085/1070990489009201185/1180109048/54100010201320/1305121055/5811001124142513155532n120012201530/1525142055/5832国标GB法兰

7、标准